Long Tube Breathing Apparatus 2cylinders

Long tube breathing apparatus is a wheeled movable breathing respirator which has two carbon fiber composite cylinders and for two users.It can work for 90minutes and can be extended to 50 meters longer.We provide different volume cylinders according to your specific need.They are 4.7L,6.8L or 9L-air cylinders.If you have any other question,please feel free to contact us.